`training4programmers.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:bca1^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:5c4a^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.92.74^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.188.161^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`abdullah.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ccb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abdullah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3cb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`abdullah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23cb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`abdullah.ns.cloudflare.com`
		A	108.162.195.203^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abdullah.ns.cloudflare.com`
		A	162.159.44.203^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abdullah.ns.cloudflare.com`
		A	172.64.35.203^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abdullah.ns.cloudflare.com`
NS	`reza.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`reza.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`reza.ns.cloudflare.com`
		A	108.162.192.217^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
		A	172.64.32.217^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
		A	173.245.58.217^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`linkedin-site-verification=b497a258-ee34-4a0d-a847-14e8e392b328`
TXT	`protonmail-verification=a4e9d2f4838689769a67908420f9a38176137b7a`
TXT	`v=spf1 include:_spf.protonmail.ch ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.92.74, 172.67.188.161
		IPv6 hints	2606:4700:3031::ac43:bca1, 2606:4700:3032::6815:5c4a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=218, name=cloudflare-ech.com
SOA	`abdullah.ns.cloudflare.com`dns@cloudflare.com serial=2401362117

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1775889317

Same first word

training4programmers.com

DNS History

8 records (8 active, 0 former)

●NSabdullah.ns.cloudflare.com2026-04-06 → 2026-04-11 · 2 obs

● 2026-04-06 19:07:56
● 2026-04-11 06:50:34

●NSreza.ns.cloudflare.com2026-04-06 → 2026-04-11 · 2 obs

● 2026-04-06 19:07:56
● 2026-04-11 06:50:34

●MXmail.protonmail.ch2026-04-06 → 2026-04-11 · 2 obs

● 2026-04-06 19:07:56
● 2026-04-11 06:50:34

●MXmailsec.protonmail.ch2026-04-06 → 2026-04-11 · 2 obs

● 2026-04-06 19:07:56
● 2026-04-11 06:50:34

●A104.21.92.742026-04-06 → 2026-04-11 · 2 obs

● 2026-04-06 19:07:56
● 2026-04-11 06:50:34

●A172.67.188.1612026-04-06 → 2026-04-11 · 2 obs

● 2026-04-06 19:07:56
● 2026-04-11 06:50:34

●A2606:4700:3031::ac43:bca12026-04-06 → 2026-04-11 · 2 obs

● 2026-04-06 19:07:56
● 2026-04-11 06:50:34

●A2606:4700:3032::6815:5c4a2026-04-06 → 2026-04-11 · 2 obs

● 2026-04-06 19:07:56
● 2026-04-11 06:50:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net...	-
training4programmers.com	reza.ns.cloudflare.com, abdullah.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.217

NS records: reza.ns.cloudflare.com, abdullah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for training4programmers.com (unsigned zone)

⏱️ Timing

Total: 231ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.188.161, 104.21.92.74`
AAAA	2	`2606:4700:3031::ac43:bca1, 2606:4700:3032::6815:5c4a`
NS	2	`abdullah.ns.cloudflare.com, reza.ns.cloudflare.com`
MX	2	`mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)`
TXT	3	`linkedin-site-verification=b497a258-ee34, protonmail-verification=a4e9d2f483868976...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`abdullah.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (reza.ns.cloudflare.com, reza.ns.cloudflare.com, reza.ns.cloudflare.com...)

Analysis

IP Addresses

training4programmers.com points to four IP numbers: 2606:4700:3031::ac43:bca1, 2606:4700:3032::6815:5c4a, 104.21.92.74 and 172.67.188.161.

Other host names, for instance erzurumnet.com, runawaybaycondominiums.com, tmzlyrh8cwkihabzes1elohe.avt22.com, bigtraff.pro and py-lordfilm.ru share IP numbers with training4programmers.com.

Name Servers

training4programmers.com's delegation is to two name servers abdullah.ns.cloudflare.com and reza.ns.cloudflare.com.

training4programmers.com shares the same name server configuration as other domains, such as snappygizmo.com, adventurecats.org, t4d.io, surprisinglyclean.com and kievshop.online.

training4programmers.com at least partially shares its name servers with other domains, for instance voke.lt, chinajmdq.com, glamorousmagazine.com, ezix.org and apkto.com.

These name servers are commonly used alongside aleena.ns.cloudflare.com and clara.ns.cloudflare.com.

Host names with six IP numbers:

abdullah.ns.cloudflare.com points to: 2606:4700:58::a29f:2ccb, 2803:f800:50::6ca2:c3cb, 2a06:98c1:50::ac40:23cb, 108.162.195.203, 162.159.44.203 and 172.64.35.203.

reza.ns.cloudflare.com points to: 2606:4700:50::adf5:3ad9, 2803:f800:50::6ca2:c0d9, 2a06:98c1:50::ac40:20d9, 108.162.192.217, 172.64.32.217 and 173.245.58.217.

Mail Servers

Two mail servers mail.protonmail.ch and mailsec.protonmail.ch handle training4programmers.com.

training4programmers.com uses the same mail server setup as other domains such as arbaye.com, gore.wtf, trias.me, unamore.com and usmedsplus.com.

training4programmers.com shares some mail servers with other domains, including cryptsec.fr, swapp.org, aphexis.com, jurutz.com and matthewjay.name.

These mail servers are commonly used alongside the mail servers mx1.alias.proton.me and mx2.alias.proton.me.

Host names with three IP numbers

The host name mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128; the host name mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129

training4programmers.com - robtex.com